/* ============ RESET & BASE ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --green-50: #f0fdf4;
  --green-100: #dcfce7;
  --green-200: #bbf7d0;
  --green-300: #86efac;
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;
  --green-800: #166534;
  --green-900: #14532d;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --red-500: #ef4444;
  --red-600: #dc2626;
  --orange-500: #f97316;
  --amber-500: #f59e0b;
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-300: #93c5fd;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--slate-800);
  background: var(--slate-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  /* Safe area insets for iPhone notch (used with viewport-fit=cover) */
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  padding-left: env(safe-area-inset-left, 0px);
  padding-right: env(safe-area-inset-right, 0px);
}

.hidden { display: none !important; }

html { scroll-behavior: smooth; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
img { max-width: 100%; }
input, textarea { font-family: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--radius); font-size: 14px; font-weight: 600;
  transition: all 0.2s; white-space: nowrap;
}
.btn-primary { background: var(--green-600); color: white; }
.btn-primary:hover { background: var(--green-700); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: var(--slate-600); }
.btn-ghost:hover { background: var(--slate-100); }
.btn-outline { background: transparent; color: var(--green-600); border: 2px solid var(--green-200); }
.btn-outline:hover { background: var(--green-50); border-color: var(--green-400); }
.btn-lg { padding: 14px 28px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-full { width: 100%; }
.btn-danger { background: var(--red-500); color: white; }
.btn-danger:hover { background: var(--red-600); }
.btn-icon { width: 40px; height: 40px; padding: 0; border-radius: 50%; font-size: 18px; }
.btn-icon:hover { background: var(--slate-100); }

/* ============ LANDING PAGE ============ */
.landing-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.9); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--slate-100);
  padding-top: env(safe-area-inset-top, 0px);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { font-size: 28px; }
.logo-text { font-size: 22px; font-weight: 800; color: var(--green-700); }
.landing-nav { display: flex; gap: 32px; }
.landing-nav a { font-size: 15px; font-weight: 500; color: var(--slate-600); transition: color 0.2s; }
.landing-nav a:hover { color: var(--green-600); }
.header-actions { display: flex; gap: 12px; }

/* Hero */
.hero { padding: 140px 0 80px; background: linear-gradient(135deg, var(--green-50) 0%, #ffffff 50%, var(--green-50) 100%); }
.hero-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-text h1 { font-size: 56px; font-weight: 800; line-height: 1.1; color: var(--slate-900); margin-bottom: 20px; }
.gradient-text { background: linear-gradient(135deg, var(--green-500), var(--green-700)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 18px; color: var(--slate-500); margin-bottom: 32px; max-width: 480px; line-height: 1.7; }
.hero-buttons { display: flex; gap: 16px; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 40px; }
.stat-item { display: flex; flex-direction: column; }
.stat-number { font-size: 28px; font-weight: 800; color: var(--green-600); }
.stat-label { font-size: 13px; color: var(--slate-400); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-desc { font-size: 13px; color: var(--slate-500); }

/* Phone mockup */
.phone-mockup {
  width: 300px; height: 580px; background: var(--slate-900);
  border-radius: 40px; padding: 16px; margin: 0 auto;
  box-shadow: var(--shadow-xl);
}
.phone-screen {
  width: 100%; height: 100%; background: white; border-radius: 28px;
  padding: 24px 20px; display: flex; flex-direction: column; gap: 12px;
}
.phone-header { font-size: 18px; font-weight: 700; color: var(--slate-800); margin-bottom: 8px; }
.phone-meal {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; background: var(--green-50); border-radius: var(--radius);
  font-size: 14px; font-weight: 500;
}
.phone-meal .kcal { color: var(--green-600); font-weight: 600; }
.phone-total { margin-top: auto; text-align: center; font-size: 16px; color: var(--slate-600); padding: 16px; background: var(--slate-50); border-radius: var(--radius); }

/* Features */
.features { padding: 100px 0; background: white; }
.features .section-label, .how-it-works .section-label { text-align: center; margin-bottom: 8px; }
.features h2, .how-it-works h2 { text-align: center; margin-bottom: 60px; }
.section-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--green-600); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  padding: 32px; border-radius: var(--radius-lg); border: 1px solid var(--slate-100);
  transition: all 0.3s;
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: var(--green-200); }
.feature-icon { font-size: 40px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--slate-500); line-height: 1.7; }

/* How it works */
.how-it-works { padding: 100px 0; background: var(--green-50); }
.steps { display: flex; align-items: center; gap: 24px; justify-content: center; }
.step { text-align: center; max-width: 280px; }
.step-number {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--green-600); color: white; font-size: 22px; font-weight: 800;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 16px;
}
.step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--slate-500); }
.step-arrow { font-size: 28px; color: var(--green-300); font-weight: 300; }

/* Footer */
.landing-footer { padding: 32px 0; text-align: center; color: var(--slate-400); font-size: 14px; background: white; border-top: 1px solid var(--slate-100); }

/* ============ AUTH MODAL ============ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,0.5); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: env(safe-area-inset-top, 0px) env(safe-area-inset-right, 0px) env(safe-area-inset-bottom, 0px) env(safe-area-inset-left, 0px);
}
.modal-overlay.hidden { display: none; }
.modal {
  background: white; border-radius: var(--radius-lg); padding: 40px;
  width: 440px; max-width: 90vw; position: relative;
  box-shadow: var(--shadow-xl);
}
.modal-close {
  position: absolute; top: 16px; right: 16px; width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; color: var(--slate-400); font-size: 18px;
}
.modal-close:hover { background: var(--slate-100); }
.auth-tabs { display: flex; gap: 0; margin-bottom: 24px; background: var(--slate-100); border-radius: var(--radius); padding: 4px; }
.auth-tab { flex: 1; padding: 10px; border-radius: 8px; font-size: 14px; font-weight: 600; color: var(--slate-500); transition: all 0.2s; }
.auth-tab.active { background: white; color: var(--slate-900); box-shadow: var(--shadow-sm); }
.auth-form h2 { font-size: 22px; font-weight: 700; margin-bottom: 4px; }
.form-subtitle { color: var(--slate-500); font-size: 14px; margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--slate-700); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 16px; border: 1.5px solid var(--slate-200); border-radius: var(--radius);
  font-size: 15px; transition: all 0.2s; background: white;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--green-400); box-shadow: 0 0 0 3px var(--green-100);
}
.form-error { color: var(--red-500); font-size: 13px; margin-bottom: 12px; padding: 8px 12px; background: #fef2f2; border-radius: 8px; }
.form-error.hidden { display: none; }

/* ============ APP LAYOUT ============ */
#app { display: flex; min-height: 100vh; }
#app.hidden { display: none; }

/* Add meal modal */
.add-meal-modal {
  background: white; border-radius: 16px; width: 600px; max-width: 92vw;
  max-height: 88vh; overflow-y: auto; padding: 28px 32px;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
}

/* Sidebar: always visible on desktop, slide-out on mobile */
.sidebar {
  width: 260px;
  background: white;
  border-right: 1px solid var(--slate-100);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 50;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.sidebar-header {
  padding: 24px;
  border-bottom: 1px solid var(--slate-100);
  display: flex;
  align-items: center;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--slate-500);
  cursor: pointer;
  transition: all 0.15s;
}
.nav-item:hover { background: var(--slate-50); color: var(--slate-700); }
.nav-item.active { background: var(--green-50); color: var(--green-700); font-weight: 600; }
.nav-icon { font-size: 18px; }

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--slate-100);
  display: flex;
  align-items: center;
  gap: 12px;
}
.sidebar-footer .user-info { flex: 1; display: flex; align-items: center; gap: 10px; cursor: pointer; }
.sidebar-footer .user-details { display: flex; flex-direction: column; }
.sidebar-footer .user-name { font-size: 13px; font-weight: 600; color: var(--slate-800); }
.sidebar-footer .user-email { font-size: 11px; color: var(--slate-400); }
.sidebar-footer .user-avatar { font-size: 24px; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; background: var(--green-100); border-radius: 50%; }

/* Hamburger button — hidden on desktop */
.hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--slate-100);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 20px;
  color: var(--slate-700);
  flex-shrink: 0;
}

/* Mobile landing nav button — hidden on desktop */
.mobile-nav-btn {
  display: none;
}

/* Sidebar overlay — hidden on desktop */
.sidebar-overlay {
  display: none;
}

/* Top bar — hidden on desktop, shown on mobile */
.app-topbar { display: none; }

/* Main content — offset for sidebar on desktop */
.main-content {
  margin-left: 260px;
  flex: 1;
  padding: 32px;
  min-height: 100vh;
  overflow-x: hidden;
}
@media (min-width: 769px) {
  .main-content {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 292px;
    padding-right: 32px;
  }
}

/* ============ VIEWS ============ */
.view { display: none; }
.view.active { display: block; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
.page-header h1 { font-size: 28px; font-weight: 700; color: var(--slate-900); }
.page-header p { color: var(--slate-500); font-size: 14px; margin-top: 4px; }

/* Cards */
.card {
  background: white; border-radius: var(--radius-lg); padding: 24px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--slate-100);
}
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.card-header h3 { font-size: 16px; font-weight: 600; }

/* Dashboard */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 32px; }
.stat-card {
  background: white; border-radius: var(--radius-lg); padding: 20px;
  border: 1px solid var(--slate-100); box-shadow: var(--shadow-sm);
}
.stat-card .stat-value { font-size: 32px; font-weight: 800; }
.stat-card .stat-label { font-size: 13px; color: var(--slate-500); margin-top: 4px; text-transform: none; letter-spacing: normal; }
.stat-card.green .stat-value { color: var(--green-600); }
.stat-card.orange .stat-value { color: var(--orange-500); }
.stat-card.blue .stat-value { color: #3b82f6; }
.stat-card.red .stat-value { color: var(--red-500); }

.meal-list { display: flex; flex-direction: column; gap: 12px; }
.meal-card {
  background: white; border: 1px solid var(--slate-100); border-radius: var(--radius);
  padding: 16px 20px; display: flex; align-items: center; justify-content: space-between;
  transition: all 0.15s;
}
.meal-card:hover { border-color: var(--green-200); box-shadow: var(--shadow-sm); }
.meal-card .meal-time {
  font-size: 12px; font-weight: 700; color: var(--green-600);
  background: var(--green-50); padding: 4px 8px; border-radius: 6px;
}
.meal-card .meal-items { flex: 1; margin-left: 16px; }
.meal-card .meal-items span { font-size: 14px; color: var(--slate-600); }
.meal-card .meal-calories { font-weight: 600; color: var(--slate-800); }
.meal-card .meal-status { margin-left: 12px; }

/* Calorie progress */
.calorie-progress { margin-bottom: 24px; }
.calorie-progress .progress-bar { height: 10px; background: var(--slate-100); border-radius: 5px; overflow: hidden; margin-top: 8px; }
.calorie-progress .progress-fill { height: 100%; background: linear-gradient(90deg, var(--green-400), var(--green-600)); border-radius: 5px; transition: width 0.5s; }

/* Water widget */
.water-card { border-left: 4px solid var(--blue-500); }
.water-progress { margin-top: 10px; }
.water-bar { height: 10px; background: var(--slate-100); border-radius: 5px; overflow: hidden; }
.water-fill { height: 100%; background: linear-gradient(90deg, var(--blue-400), var(--blue-600)); border-radius: 5px; transition: width 0.5s; }
.water-total { color: var(--blue-600) !important; }
.water-ml-btn {
  padding: 4px 10px;
  border: 1px solid var(--slate-200);
  border-radius: 6px;
  background: white;
  font-size: 11px;
  cursor: pointer;
  color: var(--slate-600);
  transition: all 0.15s;
}
.water-ml-btn.active {
  background: var(--blue-100);
  border-color: var(--blue-400);
  color: var(--blue-700);
}
.water-ml-btn:hover {
  border-color: var(--blue-300);
}

/* Medication widget */
.medication-card { border-left: 4px solid var(--green-500); }

/* Add meal section */
.meal-input-section {
  background: white; border: 2px dashed var(--green-200); border-radius: var(--radius-lg);
  padding: 32px; text-align: center; cursor: pointer; transition: all 0.2s;
  margin-bottom: 24px;
}
.meal-input-section:hover { border-color: var(--green-400); background: var(--green-50); }
.meal-input-section.has-photo { border-style: solid; background: var(--slate-50); }
.meal-input-section .upload-icon { font-size: 48px; margin-bottom: 12px; }
.meal-input-section p { color: var(--slate-500); font-size: 14px; }
.meal-input-preview { display: flex; gap: 16px; align-items: center; }
.meal-input-preview img { width: 120px; height: 90px; object-fit: cover; border-radius: var(--radius); }
.quick-add { display: flex; gap: 12px; margin-top: 16px; }
.quick-add input { flex: 1; }

/* Recognized foods */
.recognized-list { display: flex; flex-direction: column; gap: 8px; margin: 16px 0; }
.recognized-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; background: var(--slate-50); border-radius: var(--radius);
}
.recognized-item .food-name { font-weight: 500; }
.recognized-item .food-cal { color: var(--slate-500); font-size: 13px; }

/* Stats view */
.stats-overview { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; margin-bottom: 24px; }
.nutrient-chart { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; text-align: center; }
.nutrient-item .n-value { font-size: 24px; font-weight: 700; }
.nutrient-item .n-label { font-size: 12px; color: var(--slate-500); text-transform: uppercase; }

/* Triggers */
.trigger-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px; border-bottom: 1px solid var(--slate-100);
}
.trigger-item:last-child { border-bottom: none; }
.trigger-danger { color: var(--red-500); }
.trigger-warning { color: var(--orange-500); }
.trigger-bar { height: 8px; border-radius: 4px; background: var(--slate-100); width: 120px; overflow: hidden; }
.trigger-bar-fill { height: 100%; border-radius: 4px; }

/* Settings */
.settings-section { margin-bottom: 32px; }
.settings-section h3 { font-size: 16px; font-weight: 600; margin-bottom: 16px; padding-bottom: 8px; border-bottom: 1px solid var(--slate-100); }
.setting-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; }
.setting-row label { font-size: 14px; font-weight: 500; }
.settings-slider { width: 200px; }

/* Loading */
.loading { text-align: center; padding: 60px; color: var(--slate-400); }
.spinner { width: 32px; height: 32px; border: 3px solid var(--slate-200); border-top-color: var(--green-500); border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto 12px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Empty state */
.empty-state { text-align: center; padding: 60px 20px; color: var(--slate-400); }
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; }
.empty-state h3 { font-size: 18px; color: var(--slate-600); margin-bottom: 8px; }
.empty-state p { font-size: 14px; }

/* Toast */
.toast {
  position: fixed; bottom: 24px; left: 50%; z-index: 300;
  transform: translateX(-50%);
  padding: 16px 24px; border-radius: var(--radius); color: white;
  font-size: 14px; font-weight: 500; box-shadow: var(--shadow-lg);
  transition: all 0.3s;
  max-width: calc(100vw - 32px);
  text-align: center;
  margin-bottom: env(safe-area-inset-bottom, 0px);
}
.toast.hidden { opacity: 0; transform: translateX(-50%) translateY(20px); pointer-events: none; }
.toast.success { background: var(--green-600); }
.toast.error { background: var(--red-500); }

/* On mobile, toast spans more width and stays at bottom center */
@media (max-width: 480px) {
  .toast {
    bottom: 16px;
    padding: 14px 20px;
    font-size: 13px;
    max-width: calc(100vw - 24px);
    border-radius: 10px;
  }
}

/* Toggle switch */
.toggle { position: relative; width: 44px; height: 24px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .slider { position: absolute; cursor: pointer; inset: 0; background: var(--slate-300); border-radius: 24px; transition: 0.3s; }
.toggle .slider::before { content: ""; position: absolute; height: 18px; width: 18px; left: 3px; bottom: 3px; background: white; border-radius: 50%; transition: 0.3s; }
.toggle input:checked + .slider { background: var(--green-500); }
.toggle input:checked + .slider::before { transform: translateX(20px); }

/* Modal for add meal */
.add-meal-overlay {
  position: fixed; inset: 0; z-index: 150;
  background: rgba(0,0,0,0.4); backdrop-filter: blur(4px);
  display: none; align-items: center; justify-content: center;
  padding: env(safe-area-inset-top, 0px) env(safe-area-inset-right, 0px) env(safe-area-inset-bottom, 0px) env(safe-area-inset-left, 0px);
}
.add-meal-overlay.open { display: flex; }
.add-meal-modal {
  background: white; border-radius: var(--radius-lg); width: 600px; max-width: 95vw;
  max-height: 90vh; overflow-y: auto; padding: 32px;
  box-shadow: var(--shadow-xl);
}
.add-meal-modal h2 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.add-meal-modal .modal-desc { color: var(--slate-500); margin-bottom: 24px; }

/* Voice input button */
.voice-btn {
  width: 42px; height: 42px; min-width: 42px;
  display: flex; align-items: center; justify-content: center;
  background: var(--slate-100); border: 1.5px solid var(--slate-200);
  border-radius: 10px; font-size: 20px; cursor: pointer;
  transition: all 0.2s; margin-top: 0;
}
.voice-btn:hover { background: var(--green-50); border-color: var(--green-300); }
.voice-btn.recording {
  background: #fef2f2; border-color: var(--red-500);
  animation: voice-pulse 1s ease-in-out infinite;
  box-shadow: 0 0 0 4px rgba(239,68,68,0.15);
}
@keyframes voice-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

/* Badge */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 100px; font-size: 11px; font-weight: 600;
}
.badge-green { background: var(--green-100); color: var(--green-700); }
.badge-red { background: #fef2f2; color: var(--red-600); }
.badge-orange { background: #fff7ed; color: var(--orange-500); }

/* Responsive */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-content { gap: 40px; }
}

@media (max-width: 768px) {
  #app { flex-direction: column; }
  .hero { padding: 100px 0 60px; }
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-text h1 { font-size: 36px; }
  .hero-subtitle { max-width: 100%; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .landing-nav { display: none; }

  /* ── Mobile landing nav drawer ── */
  .mobile-nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--slate-100);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 20px;
    color: var(--slate-700);
    flex-shrink: 0;
  }
  .landing-nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.3);
    z-index: 200;
  }
  .landing-nav-overlay.visible { display: block; }
  .landing-mobile-nav {
    display: flex;
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--card-bg, #fff);
    z-index: 201;
    flex-direction: column;
    padding: 0;
    box-shadow: -4px 0 20px rgba(0,0,0,0.15);
    transition: right 0.3s ease;
    overflow-y: auto;
  }
  .landing-mobile-nav.open { right: 0; }
  .landing-mobile-nav-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 16px;
    border-bottom: 1px solid var(--slate-100);
  }
  .landing-mobile-nav-header .logo-text {
    flex: 1;
  }
  .landing-mobile-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--slate-100);
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    color: var(--slate-600);
  }
  .landing-mobile-nav a {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    font-size: 16px;
    font-weight: 500;
    color: var(--slate-700);
    border-bottom: 1px solid var(--slate-50);
    transition: background 0.15s;
  }
  .landing-mobile-nav a:hover,
  .landing-mobile-nav a:active {
    background: var(--green-50);
    color: var(--green-700);
  }
  .landing-mobile-nav-footer {
    margin-top: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid var(--slate-100);
  }

  .features-grid { grid-template-columns: 1fr; }
  .steps { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); }

  /* ── Mobile sidebar: slide-out from left ── */
  .sidebar {
    width: 280px;
    position: fixed;
    top: 0;
    left: -280px;
    height: 100vh;
    z-index: 1000;
    transition: left 0.3s ease;
    flex-direction: column;
    padding: 0;
    box-shadow: 4px 0 20px rgba(0,0,0,0.15);
    border-right: none;
    overflow-y: auto;
  }
  .sidebar.open { left: 0; }

  /* Explicit column layout for mobile sidebar */
  .sidebar-header { display: flex; padding: 20px 16px; align-items: center; }
  .sidebar-nav { display: flex; flex-direction: column; flex: 1; padding: 8px 12px; gap: 4px; }
  .sidebar .nav-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; }
  .sidebar-footer { display: flex; padding: 16px; align-items: center; gap: 12px; border-top: 1px solid var(--slate-200); }

  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.2);
    z-index: 999;
  }
  .sidebar-overlay.visible { display: block; }

  .hamburger-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--slate-100);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 20px;
    color: var(--slate-700);
    flex-shrink: 0;
  }

  /* Top bar — shown only on mobile */
  .app-topbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin-bottom: 16px;
    background: var(--card-bg, #fff);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
  }
  .app-topbar-title {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .main-content {
    margin-left: 0;
    padding: 12px;
  }

  .page-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  .page-header h1 { font-size: 22px; }
}

@media (max-width: 480px) {
  .main-content { padding: 8px; }
  .app-topbar { padding: 8px 10px; margin-bottom: 8px; }
  .stat-card { padding: 14px; }
  .stat-card .stat-value { font-size: 24px; }

  /* Charts — inline 2-col becomes single column */
  .card > div[style*="grid-template-columns: 1fr 1fr"] { grid-template-columns: 1fr !important; }

  /* Stats view */
  .stats-overview { grid-template-columns: 1fr; }
  .nutrient-chart { gap: 8px; }

  /* Chart canvas containers */
  #calorieChart, #macroChart { max-width: 100% !important; }
  .chart-container { height: 200px !important; }

  /* Meals */
  .meal-card { padding: 10px; flex-wrap: wrap; gap: 4px; }
  .meal-card .meal-time { font-size: 10px; }
  .meal-card .meal-items { margin-left: 0; width: 100%; order: 3; }
  .meal-card .meal-items span { font-size: 12px; }
  .meal-card .meal-calories { font-size: 13px; }
  .food-item-card { flex-wrap: wrap; }

  /* Modals */
  .add-meal-modal { width: 95vw; padding: 20px; max-height: 90vh; }
  .modal-content { width: 95vw; margin: 10px; }
  .modal { width: 95vw; padding: 20px; }

  /* Weight chart / trend views */
  canvas { max-width: 100% !important; height: auto !important; }
}

@media (max-width: 480px) {
  .hero-text h1 { font-size: 28px; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 6px; }
  .stat-card { padding: 10px; }
  .stat-card .stat-value { font-size: 18px; }
  .stat-card .stat-label { font-size: 11px; }

  /* Compact page header */
  .page-header { margin-bottom: 16px; }
  .page-header h1 { font-size: 18px; }
  .page-header p { font-size: 12px; }

  /* Compact main content */
  .main-content { padding: 8px; }
  .card { padding: 14px; border-radius: 10px; }
  .card-header { margin-bottom: 10px; }
  .card-header h3 { font-size: 14px; }

  /* Make meal cards compact */
  .meal-card { flex-wrap: wrap; gap: 4px; padding: 10px 12px; font-size: 13px; }
  .meal-card .meal-time { font-size: 10px; padding: 2px 6px; }
  .meal-card .meal-items { margin-left: 0; width: 100%; order: 3; }
  .meal-card .meal-items span { font-size: 12px; }
  .meal-card .meal-calories { font-size: 12px; }

  /* KBJU popup compact */
  .meal-kbju { font-size: 11px !important; padding: 6px 10px !important; }

  /* Modal full width */
  .add-meal-modal { width: 100vw; border-radius: 10px; padding: 14px; }
  .modal { width: 100vw; border-radius: 10px; padding: 14px; }

  /* Food item cards — compact on mobile */
  .food-item-card { padding: 6px !important; margin-bottom: 4px !important; }
  .food-item-card input { font-size: 11px !important; padding: 4px 5px !important; }
  .food-item-card > div:last-child { gap: 3px; }
  .food-item-card > div:last-child > div > div { font-size: 9px !important; }

  /* Photo zone compact */
  #photo-dropzone { padding: 14px !important; }
  #photo-dropzone div:first-child { font-size: 28px !important; }
  #photo-dropzone p { font-size: 12px !important; }

  /* Totals bar compact */
  #recognized-foods > div:last-child { padding: 6px 10px !important; font-size: 11px !important; gap: 10px !important; }

  /* Trigger items */
  .trigger-item { padding: 10px; font-size: 13px; }

  /* Settings */
  .settings-section { margin-bottom: 16px; }
  .setting-row { padding: 8px 0; }
  .settings-slider { width: 140px; }

  /* Stats */
  .nutrient-chart .n-value { font-size: 18px; }
  .nutrient-chart .n-label { font-size: 10px; }

  /* Buttons */
  .btn { padding: 8px 14px; font-size: 12px; }
  .btn-lg { padding: 10px 20px; font-size: 14px; }

  /* Sidebar — hamburger stays, just smaller */
  .sidebar { width: 240px; left: -240px; }
  .sidebar.open { left: 0; }
  .sidebar-header { padding: 16px 12px; }
  .sidebar .nav-item { padding: 10px 14px; font-size: 13px; }
  .hamburger-btn { width: 32px; height: 32px; font-size: 18px; }

  /* Add meal button */
  .meal-input-section { padding: 16px !important; margin-top: 12px !important; }
  .meal-input-section .upload-icon { font-size: 32px !important; }

  /* Empty states */
  .empty-state { padding: 30px 16px; }

  /* Checkin */
  .checkin-option { padding: 6px 10px; font-size: 12px; }

  /* Calorie progress */
  .calorie-progress { padding: 12px 14px !important; }
  .calorie-progress > div:first-child { font-size: 12px; }

  /* Water widget compact */
  .water-card { padding: 12px 14px !important; }
  .water-card .water-total { font-size: 22px !important; }
}

/* Checkin slider */
.checkin-slider { margin: 16px 0; }
.checkin-options { display: flex; gap: 8px; flex-wrap: wrap; }
.checkin-option {
  padding: 10px 16px; border: 2px solid var(--slate-200); border-radius: var(--radius);
  font-size: 14px; font-weight: 500; color: var(--slate-600); transition: all 0.15s; cursor: pointer;
}
.checkin-option:hover { border-color: var(--green-300); }
.checkin-option.selected { border-color: var(--green-500); background: var(--green-50); color: var(--green-700); }
.checkin-option.bad.selected { border-color: var(--red-400); background: #fef2f2; color: var(--red-600); }
kbd { background: var(--slate-100); padding: 1px 5px; border-radius: 4px; font-size: 11px; border: 1px solid var(--slate-200); font-family: inherit; }

/* Severity slider */
.severity-slider { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
.severity-slider input { flex: 1; accent-color: var(--orange-500); }
.severity-labels { display: flex; justify-content: space-between; font-size: 11px; color: var(--slate-400); }

/* Social login buttons */
.social-login-bar { margin-top: 16px; text-align: center; }
.social-label { font-size: 13px; color: var(--slate-400); display: block; margin-bottom: 12px; }
.social-buttons, .auth-social-buttons { display: flex; gap: 12px; justify-content: center; }
.social-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1.5px solid var(--slate-200); background: white;
  transition: all 0.2s;
}
.social-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.social-btn.google:hover { border-color: #4285F4; }
.social-btn.vk:hover { border-color: #0077FF; }
.social-btn.instagram:hover { border-color: #E4405F; }
.auth-social-divider {
  display: flex; align-items: center; gap: 12px;
  margin: 16px 0; color: var(--slate-400); font-size: 13px;
}
.auth-social-divider::before,
.auth-social-divider::after { content: ''; flex: 1; height: 1px; background: var(--slate-200); }
.auth-form:last-of-type { margin-bottom: 0; }

/* ============ DARK THEME ============ */
[data-theme="dark"] {
  --green-50: #052e16;
  --green-100: #14532d;
  --green-200: #166534;
  --green-300: #15803d;
  --green-400: #16a34a;
  --green-500: #22c55e;
  --green-600: #4ade80;
  --green-700: #86efac;
  --green-800: #bbf7d0;
  --green-900: #dcfce7;
  --slate-50: #0f172a;
  --slate-100: #1e293b;
  --slate-200: #334155;
  --slate-300: #475569;
  --slate-400: #64748b;
  --slate-500: #94a3b8;
  --slate-600: #cbd5e1;
  --slate-700: #e2e8f0;
  --slate-800: #f1f5f9;
  --slate-900: #f8fafc;
  --blue-50: #172554;
  --blue-100: #1e3a5f;
  --blue-200: #2563eb;
  --blue-300: #3b82f6;
  --blue-400: #60a5fa;
  --blue-500: #93c5fd;
  --blue-600: #bfdbfe;
  --blue-700: #dbeafe;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4), 0 2px 4px -1px rgba(0,0,0,0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4), 0 4px 6px -2px rgba(0,0,0,0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.4), 0 10px 10px -5px rgba(0,0,0,0.3);
}

[data-theme="dark"] body {
  color: var(--slate-800);
  background: var(--slate-50);
}

[data-theme="dark"] .landing-header {
  background: rgba(15, 23, 42, 0.9);
  border-bottom-color: var(--slate-200);
}
[data-theme="dark"] .landing-nav a { color: var(--slate-500); }
[data-theme="dark"] .landing-nav a:hover { color: var(--green-600); }
[data-theme="dark"] .mobile-nav-btn { background: var(--slate-200); color: var(--slate-600); }
[data-theme="dark"] .landing-mobile-nav { background: var(--slate-100); }
[data-theme="dark"] .landing-mobile-nav a { color: var(--slate-600); border-bottom-color: var(--slate-200); }
[data-theme="dark"] .landing-mobile-nav a:hover,
[data-theme="dark"] .landing-mobile-nav a:active { background: var(--green-50); color: var(--green-600); }
[data-theme="dark"] .landing-mobile-nav-header { border-bottom-color: var(--slate-200); }
[data-theme="dark"] .landing-mobile-close { background: var(--slate-200); color: var(--slate-600); }
[data-theme="dark"] .landing-mobile-nav-footer { border-top-color: var(--slate-200); }
[data-theme="dark"] .landing-nav-overlay { background: rgba(0,0,0,0.6); }
[data-theme="dark"] .hero { background: linear-gradient(135deg, var(--slate-50) 0%, #020617 50%, var(--slate-50) 100%); }
[data-theme="dark"] .hero-text h1 { color: var(--slate-900); }
[data-theme="dark"] .phone-mockup { background: #020617; }
[data-theme="dark"] .phone-screen { background: #1e293b; }
[data-theme="dark"] .phone-header { color: var(--slate-800); }
[data-theme="dark"] .phone-meal { background: var(--slate-100); }
[data-theme="dark"] .phone-total { background: var(--slate-100); color: var(--slate-600); }
[data-theme="dark"] .features { background: var(--slate-50); }
[data-theme="dark"] .feature-card { border-color: var(--slate-200); background: var(--slate-100); }
[data-theme="dark"] .feature-card:hover { border-color: var(--green-400); }
[data-theme="dark"] .feature-card h3 { color: var(--slate-800); }
[data-theme="dark"] .feature-card p { color: var(--slate-500); }
[data-theme="dark"] .how-it-works { background: #020617; }
[data-theme="dark"] .step h3 { color: var(--slate-800); }
[data-theme="dark"] .step p { color: var(--slate-500); }
[data-theme="dark"] .landing-footer { background: var(--slate-50); border-top-color: var(--slate-200); }

[data-theme="dark"] .modal-overlay { background: rgba(0,0,0,0.7); }
[data-theme="dark"] .modal { background: var(--slate-100); }
[data-theme="dark"] .auth-tabs { background: var(--slate-200); }
[data-theme="dark"] .auth-tab { color: var(--slate-500); }
[data-theme="dark"] .auth-tab.active { background: var(--slate-100); color: var(--slate-800); box-shadow: 0 1px 3px rgba(0,0,0,0.3); }
[data-theme="dark"] .auth-form h2 { color: var(--slate-800); }
[data-theme="dark"] .form-subtitle { color: var(--slate-500); }
[data-theme="dark"] .form-group label { color: var(--slate-600); }
[data-theme="dark"] .form-group input, [data-theme="dark"] .form-group select, [data-theme="dark"] .form-group textarea {
  background: var(--slate-50); border-color: var(--slate-200); color: var(--slate-800);
}
[data-theme="dark"] select, [data-theme="dark"] .form-group select { background: var(--slate-200); color: var(--slate-700); }
[data-theme="dark"] .form-group input:focus, [data-theme="dark"] .form-group select:focus, [data-theme="dark"] .form-group textarea:focus {
  border-color: var(--green-400); box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.15);
}
[data-theme="dark"] .form-error { background: rgba(239, 68, 68, 0.15); }
[data-theme="dark"] .modal-close:hover { background: var(--slate-200); }

[data-theme="dark"] .sidebar { background: var(--slate-100); border-right-color: var(--slate-200); }
[data-theme="dark"] .sidebar-header { border-bottom-color: var(--slate-200); }
[data-theme="dark"] .nav-item { color: var(--slate-500); }
[data-theme="dark"] .nav-item:hover { background: var(--slate-200); color: var(--slate-700); }
[data-theme="dark"] .nav-item.active { background: var(--green-50); color: var(--green-700); }
[data-theme="dark"] .sidebar-footer { border-top-color: var(--slate-200); }
[data-theme="dark"] .user-name { color: var(--slate-800); }
[data-theme="dark"] .hamburger-btn { background: var(--slate-200); color: var(--slate-600); }
[data-theme="dark"] .sidebar-overlay { background: rgba(0,0,0,0.6); }
[data-theme="dark"] .user-email { color: var(--slate-500); }
[data-theme="dark"] .user-avatar { background: var(--green-50); }

[data-theme="dark"] .card { background: var(--slate-100); border-color: var(--slate-200); }
[data-theme="dark"] .page-header h1 { color: var(--slate-900); }
[data-theme="dark"] .page-header p { color: var(--slate-500); }
[data-theme="dark"] .stat-card { background: var(--slate-100); border-color: var(--slate-200); }
[data-theme="dark"] .stat-card .stat-label { color: var(--slate-500); }
[data-theme="dark"] .stat-card.blue .stat-value { color: var(--blue-500); }

[data-theme="dark"] .meal-card { background: var(--slate-100); border-color: var(--slate-200); }
[data-theme="dark"] .meal-card:hover { border-color: var(--green-400); }
[data-theme="dark"] .meal-card .meal-time { background: var(--green-50); color: var(--green-600); }
[data-theme="dark"] .meal-card .meal-items span { color: var(--slate-600); }
[data-theme="dark"] .meal-card .meal-calories { color: var(--slate-800); }

[data-theme="dark"] .calorie-progress { background: var(--slate-100); border-color: var(--slate-200); }
[data-theme="dark"] .calorie-progress .progress-bar { background: var(--slate-200); }

[data-theme="dark"] .water-card { border-left-color: var(--blue-500); }
[data-theme="dark"] .water-bar { background: var(--slate-200); }
[data-theme="dark"] .water-total { color: var(--blue-600) !important; }
[data-theme="dark"] .water-ml-btn {
  background: var(--slate-200);
  border-color: var(--slate-300);
  color: var(--slate-600);
}
[data-theme="dark"] .water-ml-btn.active {
  background: var(--blue-200);
  border-color: var(--blue-400);
  color: var(--blue-700);
}

[data-theme="dark"] .meal-input-section { background: var(--slate-100); border-color: var(--green-400); }
[data-theme="dark"] .meal-input-section:hover { border-color: var(--green-500); background: var(--green-50); }
[data-theme="dark"] .meal-input-section.has-photo { background: var(--slate-100); }
[data-theme="dark"] .meal-input-section p { color: var(--slate-500); }

[data-theme="dark"] .recognized-item { background: var(--slate-50); }
[data-theme="dark"] .recognized-item .food-cal { color: var(--slate-500); }

[data-theme="dark"] .btn-ghost { color: var(--slate-600); }
[data-theme="dark"] .btn-ghost:hover { background: var(--slate-200); }
[data-theme="dark"] .btn-outline { color: var(--green-600); border-color: var(--green-400); }
[data-theme="dark"] .btn-outline:hover { background: var(--green-50); border-color: var(--green-500); }
[data-theme="dark"] .btn-icon:hover { background: var(--slate-200); }

[data-theme="dark"] .add-meal-modal { background: var(--slate-100); }
[data-theme="dark"] .add-meal-modal h2 { color: var(--slate-800); }
[data-theme="dark"] .add-meal-modal .modal-desc { color: var(--slate-500); }

[data-theme="dark"] .voice-btn { background: var(--slate-200); border-color: var(--slate-300); }
[data-theme="dark"] .voice-btn:hover { background: var(--green-50); border-color: var(--green-400); }

[data-theme="dark"] .badge-green { background: var(--green-50); color: var(--green-600); }
[data-theme="dark"] .badge-red { background: rgba(239, 68, 68, 0.15); color: var(--red-500); }
[data-theme="dark"] .badge-orange { background: rgba(249, 115, 22, 0.15); color: var(--orange-500); }

[data-theme="dark"] .loading { color: var(--slate-500); }
[data-theme="dark"] .spinner { border-color: var(--slate-200); border-top-color: var(--green-500); }
[data-theme="dark"] .empty-state { color: var(--slate-500); }
[data-theme="dark"] .empty-state h3 { color: var(--slate-600); }

[data-theme="dark"] .trigger-item { border-bottom-color: var(--slate-200); }
[data-theme="dark"] .trigger-bar { background: var(--slate-200); }

[data-theme="dark"] .settings-section h3 { border-bottom-color: var(--slate-200); }
[data-theme="dark"] .settings-section input, [data-theme="dark"] .settings-section select {
  background: var(--slate-50); border-color: var(--slate-200); color: var(--slate-800);
}

[data-theme="dark"] .checkin-option { border-color: var(--slate-300); color: var(--slate-600); }
[data-theme="dark"] .checkin-option:hover { border-color: var(--green-400); }
[data-theme="dark"] .checkin-option.selected { border-color: var(--green-500); background: var(--green-50); color: var(--green-700); }
[data-theme="dark"] .checkin-option.bad.selected { border-color: var(--red-400); background: rgba(239, 68, 68, 0.15); color: var(--red-500); }

[data-theme="dark"] .toggle .slider { background: var(--slate-300); }
[data-theme="dark"] .toggle input:checked + .slider { background: var(--green-500); }

[data-theme="dark"] .meal-kbju { background: var(--slate-50) !important; }
[data-theme="dark"] .meal-kbju > div { color: var(--slate-600) !important; }
[data-theme="dark"] .meal-kbju > div:last-child { border-top-color: var(--slate-200) !important; }

[data-theme="dark"] .social-btn { background: var(--slate-50); border-color: var(--slate-200); }
[data-theme="dark"] .auth-social-divider { color: var(--slate-500); }
[data-theme="dark"] .auth-social-divider::before,
[data-theme="dark"] .auth-social-divider::after { background: var(--slate-200); }

[data-theme="dark"] kbd { background: var(--slate-200); border-color: var(--slate-300); }

/* Med modal dark theme overrides */
[data-theme="dark"] #med-modal input,
[data-theme="dark"] #med-modal select,
[data-theme="dark"] #med-modal textarea {
  background: var(--slate-200);
  color: var(--slate-700);
  border-color: var(--slate-300);
}
[data-theme="dark"] #med-modal > div {
  background: var(--slate-100) !important;
}
[data-theme="dark"] #med-modal h2 {
  color: var(--slate-800);
}

/* Add meal modal dark theme overrides */
[data-theme="dark"] .add-meal-modal input,
[data-theme="dark"] .add-meal-modal select,
[data-theme="dark"] .add-meal-modal textarea {
  background: var(--slate-50) !important;
  color: var(--slate-800) !important;
  border-color: var(--slate-200) !important;
}
[data-theme="dark"] .add-meal-modal #photo-dropzone {
  background: var(--slate-100) !important;
  border-color: var(--green-400) !important;
}
[data-theme="dark"] .add-meal-modal #photo-dropzone p {
  color: var(--slate-500) !important;
}
[data-theme="dark"] #barcode-input {
  background: var(--slate-50);
  color: var(--slate-800);
  border-color: var(--slate-200);
}
[data-theme="dark"] .manual-item input {
  background: var(--slate-50);
  color: var(--slate-800);
  border-color: var(--slate-200);
}

/* Weight modal dark theme */
[data-theme="dark"] .add-weight-modal input,
[data-theme="dark"] .add-weight-modal select,
[data-theme="dark"] .add-weight-modal textarea {
  background: var(--slate-50) !important;
  color: var(--slate-800) !important;
  border-color: var(--slate-200) !important;
}
.streak-card { border-left: 4px solid var(--orange-500); }
.streak-progress-bar {
  width: 100%; height: 6px; background: var(--slate-100);
  border-radius: 3px; overflow: hidden;
}
.streak-progress-fill {
  height: 100%; background: linear-gradient(90deg, var(--orange-400), var(--orange-500));
  border-radius: 3px; transition: width 0.5s;
}
.interval-card { border-left: 4px solid var(--green-500); }

/* Portion badges */
.portion-badge {
  display: inline-flex; align-items: center; gap: 2px;
  padding: 1px 6px; border-radius: 100px;
  font-size: 10px; font-weight: 600; margin-left: 4px;
}
.portion-small { background: var(--green-100); color: var(--green-700); }
.portion-medium { background: #fff7ed; color: var(--orange-500); }
.portion-large { background: #fef2f2; color: var(--red-600); }

[data-theme="dark"] .streak-card { border-left-color: var(--orange-500); }
[data-theme="dark"] .streak-progress-bar { background: var(--slate-200); }
[data-theme="dark"] .interval-card { border-left-color: var(--green-500); }
[data-theme="dark"] .portion-small { background: var(--green-50); color: var(--green-600); }
[data-theme="dark"] .portion-medium { background: rgba(249, 115, 22, 0.15); color: var(--orange-500); }
[data-theme="dark"] .portion-large { background: rgba(239, 68, 68, 0.15); color: var(--red-500); }

/* ============ TELEGRAM MINI APP ============ */
/* Applied when running inside Telegram WebView */
body.telegram-env {
  /* Use Telegram safe area insets (set via JS) */
  padding-top: 0;
  padding-bottom: 0;
}

body.telegram-env #app {
  padding-top: var(--tg-safe-top, 0px);
}

/* Make sure main-content respects safe area inside Telegram */
body.telegram-env .main-content {
  padding-top: calc(32px + var(--tg-safe-top, 0px));
}

/* Mobile: adjust topbar for safe area */
@media (max-width: 768px) {
  body.telegram-env .app-topbar {
    padding-top: calc(12px + var(--tg-safe-top, 0px));
  }
}

body.telegram-env .landing-header {
  display: none; /* Hide landing header in Telegram — redundant */
}

body.telegram-env .sidebar {
  /* Compact sidebar for narrow Telegram WebView */
  width: 200px;
}

body.telegram-env .sidebar .nav-label {
  font-size: 13px;
}

body.telegram-env .main-content {
  margin-left: 200px;
}

body.telegram-env .hero {
  min-height: auto;
  padding: 20px 0;
}

body.telegram-env .hero-content {
  flex-direction: column;
  gap: 20px;
}

body.telegram-env .phone-mockup {
  display: none; /* Hide phone mockup in Telegram — looks weird */
}

body.telegram-env .features-grid {
  grid-template-columns: repeat(2, 1fr);
}

body.telegram-env .stats-grid {
  grid-template-columns: repeat(2, 1fr);
}

body.telegram-env .page-header h1 {
  font-size: 20px;
}

body.telegram-env .page-header p {
  font-size: 12px;
}

/* In Telegram narrow — sidebar handled by mobile styles (burger + slide-out) */

/* Hide social auth buttons — not needed */
.auth-social-divider,
.auth-social-buttons {
  display: none !important;
}